Module: TmsuFileAPI

Included in:
TmsuModel, TmsuRuby::TmsuFile
Defined in:
lib/tmsu_file_db.rb

Instance Method Summary collapse

Instance Method Details

#build_tag_arg(obj) ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 307

def build_tag_arg obj
  case obj
  when Array
    obj.map { |x| %{"#{x}"} }.join " "
  when Hash
    obj.map do |k,v|
      %{"#{k}=#{v}"}
    end.join " "
  else
    %{"#{obj}"}
  end
end

#files(tag_obj) ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 339

def files(tag_obj)
  system("tmsu files --path #{path} #{build_tag_arg tag_obj }").split("\n")
end

#merge_tag(source, dest) ⇒ Object

Raises:

  • (ArgumentError) 


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# File 'lib/tmsu_file_db.rb', line 330

def merge_tag(source, dest)
  source_files = files source
  dest_files = files dest
  raise(ArgumentError, "#{source} tag not found") if source_files.empty?
  raise(ArgumentError, "#{dest} tag not found") if dest_files.empty?
  system("tmsu merge #{source} #{dest}")
  source_files
end

#persisted? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/tmsu_file_db.rb', line 272

def persisted?
  return super if defined?(super)
  File.exists? path
end

#require_persisted ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 289

def require_persisted
  unless persisted?
    raise(RuntimeError, "called tags on unsaved record. path: #{path}")
  end
end

#tag(tag_obj) ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 301

def tag tag_obj
  `touch #{path}`
  system %{tmsu tag #{path} #{build_tag_arg tag_obj}}
  tags
end

#tag_selector(tag_obj) ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 320

def tag_selector(tag_obj)
  system "tmsu tag --tags '#{build_tag_arg tag_obj}' #{path}"
  files tag_obj
end

#tags ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 277

def tags
  return {} unless persisted?
  delimiter = /(?<!\\)\s/
  cmd_res = system("tmsu tags #{path}")
  cmd_res.chomp.split(delimiter)[1..-1].reduce({}) do |res, tag|
    key, val = tag.split("=").map do |str|
      str
    end
    res.tap { res[key] = val }
  end
end

#untag(tag_list) ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 295

def untag tag_list
  `touch #{path}`
  system "tmsu untag #{path} #{tag_list}"
  tags
end

#untag_selector(tag_obj) ⇒ Object 



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# File 'lib/tmsu_file_db.rb', line 325

def untag_selector(tag_obj)
  system "tmsu untag --tags '#{build_tag_arg tag_obj}' #{path}"
  files tag_obj
end